Stateful widgets have a mutable state, i.e., they are mutable and can be drawn multiple times within its lifetime. They are the widgets which can change their state multiple times and can be redrawn on to the screen any number of times while the app is in action.
Read moreWhat is difference between StatefulWidget and Statelesswidget?
Stateful and stateless widgets A widget is either stateful or stateless. If a widget can change—when a user interacts with it, for example—it’s stateful. A stateless widget never changes.
Read moreWhat is Statelesswidget in flutter?
Stateless Widget: The widgets whose state can not be altered once they are built are called stateless widgets. These widgets are immutable once they are built i.e any amount of change in the variables, icons, buttons, or retrieving data can not change the state of the app.19 Mar 2021
Read moreWhen should I call initState Flutter?
initState() According to Flutter official docs,Called when this object is inserted into the tree . The framework will call this method exactly once for each State object it creates.10 Tem 2020
Read moreWhere do I call initState?
Conclusion. Start your initState with super . initState and end your dispose with super. dispose if you want to be on the easy and safe side adding mixin s to your State .
Read moreDoes setState call initState?
Because we can’t call setState() directly in the initState method , we can’t call it from a function called by initState either. Unless this function is asynchronous and the setState call is made after the first await.
Read moreHow many times is initState called Flutter?
3. initState() This is the first method called when the widget is created (after the class constructor, of course.) initState is called once and only once .
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